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Unveiling the LG KF757 Secret Specs Pricing Pros & Cons

Release Date
2008, June
Camera
5MP
Battery
800mAh
Screen
2.4"
Storage
100MB , microSDHC slot
Operating System
Feature phone

Overview of the LG KF757 Secret

The LG KF757, also known as LG Secret, was a notable mobile phone launched in 2008. While it may seem outdated by today's smartphone standards, the device was well-regarded for its sleek design and functionality during its release. It was part of LG's effort to compete in the feature phone market with its balance of design, multimedia, and connectivity features.

Design and Build

The LG KF757 Secret boasted an elegant design with dimensions of 102.8 x 50.8 x 11.8 mm and a weight of 116 grams. Its slim and lightweight build made it a portable device. The phone's body was crafted with high-quality materials, featuring scratch-resistant glass which added to its durability. The device was available in three colors: Black, Ruby Violet, and Titan Gold, catering to different style preferences.

Display

The device featured a 2.4-inch TFT resistive touchscreen with support for 256K colors, which was standard for phones of that era. The screen resolution stood at 240 x 320 pixels with a pixel density of around 167 ppi, providing clear and vibrant visuals appropriate for its time. While not on par with today's high-resolution displays, it was sufficient for basic multimedia consumption and navigation.

Camera Capabilities

One of the standout features of the LG Secret was its camera. Equipped with a 5-megapixel sensor and autofocus capability, it was considered advanced for feature phones. An LED flash complemented the camera, enhancing photo quality in low-light conditions. The device supported video recording at 480p@30fps and 320p@120fps, providing users the capability to capture moving images as well.

Network and Connectivity

In terms of connectivity, the LG Secret supported GSM and HSPA networks, with 2G bands at frequencies of GSM 900/1800/1900 and 3G HSDPA 2100. It offered speeds up to HSPA 3.6/0.384 Mbps, allowing decent internet browsing. Additional connectivity features included Bluetooth 2.0 with A2DP for wireless audio and Wi-Fi 802.11 b/g for internet access.

Audio and Multimedia

The phone supported a variety of multimedia functionalities, including a stereo FM radio with RDS. Although lacking a 3.5mm jack, it incorporated a loudspeaker for hands-free use. The multimedia experience was further enriched by Java support (MIDP 2.0), providing users access to downloadable games, some of which were motion-based, taking advantage of the device’s accelerometer sensor.

Memory and Storage

Internally, the LG Secret provided 100MB of storage, which at the time was modest but manageable for basic phone functions. For users requiring additional space, the presence of a dedicated microSDHC card slot allowed for memory expansion, useful for storing more music, photos, and applications. The phone could store up to 1000 phonebook entries and keep records for 40 dialed, received, and missed calls.

Battery Life

The device was powered by a removable Li-Ion 800 mAh battery. While the capacity might seem low today, it was adequate for a feature phone, offering up to 220 hours of standby time and approximately 3 hours and 30 minutes of talk time, depending on usage patterns.

Software and Features

The LG Secret operated as a feature phone with a user-friendly interface. Its software included messaging options such as SMS, EMS, MMS, and Email. The phone supported WAP 2.0/xHTML and HTML for internet browsing. While it did not support positioning technologies like GPS, it came equipped with an accelerometer to enhance its gaming capabilities.

Conclusion

At its core, the LG KF757 Secret was a remarkable device in its time, combining advanced multimedia capabilities with a stylish design. Its focus on a quality camera, connectivity options, and expandable memory appealed to tech-savvy users in the late 2000s. Despite being discontinued, the device remains a notable example of the advancements in feature phones during that period.

Key Features of LG KF757 Secret

  • Network Technology: Supports GSM/HSPA
  • Compact Design: Dimensions of 102.8 x 50.8 x 11.8 mm and a weight of 116 g
  • Display: 2.4-inch TFT resistive touchscreen with scratch-resistant glass
  • Main Camera: 5 MP with autofocus and LED flash
  • Video Recording: Capable of 480p@30fps and 320p@120fps video
  • Connectivity: Wi-Fi 802.11 b/g, Bluetooth 2.0 with A2DP
  • Storage: 100 MB internal with microSDHC card slot
  • Battery Life: Up to 220 hours standby time and up to 3 hours 30 minutes talk time
  • Additional Features: Accelerometer sensor, Stereo FM radio with RDS, and downloadable games

Drawbacks of the LG KF757 Secret

  • Limited Network Technology: Only supports GSM and HSPA technologies, with a maximum data speed of HSPA 3.6/0.384 Mbps.
  • Discontinued Model: The device is no longer in production or officially supported.
  • Small Display: The phone features a 2.4-inch screen with a low screen-to-body ratio of approximately 34.2%.
  • No Front Camera: Lacks a selfie or front-facing camera.
  • No 3.5mm Audio Jack: Absence of a standard headphone jack limits audio accessories compatibility.
  • No GPS: The phone does not support positioning technologies.
  • Limited Internal Storage: Offers only 100MB of built-in storage space.
  • Small Battery Capacity: Equipped with a removable Li-Ion 800 mAh battery, providing limited talk and standby time.
  • Resistive Touchscreen: Utilizes a TFT resistive touchscreen which may not be as responsive as capacitive types.
Network
Technology GSM / HSPA
2G bands GSM 900 / 1800 / 1900
3G bands HSDPA 2100
Speed HSPA 3.6/0.384 Mbps
Launch
Announced 2008, April. Released 2008, June
Status Discontinued
Body
Dimensions 102.8 x 50.8 x 11.8 mm (4.05 x 2.0 x 0.46 in)
Weight 116 g (4.09 oz)
SIM Mini-SIM
Display
Type TFT resistive touchscreen, 256K colors
Size 2.4 inches, 17.8 cm2 (~34.2% screen-to-body ratio)
Resolution 240 x 320 pixels, 4:3 ratio (~167 ppi density)
Protection Scratch-resistant glass
Memory
Card slot microSDHC (dedicated slot)
Phonebook 1000 entries, Photocall
Call records 40 dialed, 40 received, 40 missed calls
Internal 100MB
Main Camera
Single 5 MP, AF
Features LED flash
Video 480p@30fps, 320p@120fps
Selfie camera
Sound
Loudspeaker Yes
3.5mm jack No
Comms
WLAN Wi-Fi 802.11 b/g
Bluetooth 2.0, A2DP
Positioning No
Radio Stereo FM radio, RDS
USB 2.0
Features
Sensors Accelerometer
Messaging SMS, EMS, MMS, Email
Browser WAP 2.0/xHTML, HTML
Games 6, incl. motion-based + downloadable
Java Yes, MIDP 2.0
Battery
Type Removable Li-Ion 800 mAh battery
Stand-by Up to 220 h
Talk time Up to 3 h 30 min
Misc
Colors Black, Ruby Violet, Titan Gold
SAR 0.53 W/kg (head)     0.24 W/kg (body)
Price About 110 EUR

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